<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Hash;

class AdminAuthController extends Controller
{
    
    public function showLoginForm()
    {
        return view('adminlogin');
    }

    
 public function login(Request $request)
{
    $request->validate([
        'username' => 'required',
        'password' => 'required',
    ]);

    $admin = DB::table('adminlogins')->where('username', $request->username)->first();

    if ($admin && Hash::check($request->password, $admin->password)) {

        session([
            'admin_id' => $admin->id,
            'admin_username' => $admin->username
        ]);

        return response()->json([
            'success' => true,
            'message' => 'Login Successful!',
            'redirect_url' => url('admin/adminmycourese')  
        ]);
    }

    return response()->json([
        'success' => false,
        'message' => 'Wrong Username or Password!'
    ], 401);
}
    
public function logout(Request $request)
{
    // 1. Session එකෙන් Admin දත්ත ඉවත් කර Session එක Invalidate කිරීම
    $request->session()->forget(['admin_id', 'admin_username']);
    $request->session()->invalidate();
    $request->session()->regenerateToken();

    // 2. Request එක AJAX / JSON එකක් නම් JSON Response එකක් යැවීම
    if ($request->ajax() || $request->wantsJson()) {
        return response()->json([
            'success' => true,
            'redirect_url' => route('admin.login')
        ]);
    }

    // 3. Normal Form submit එකක් නම් කෙලින්ම Login page එකට Redirect කිරීම
    return redirect()->route('admin.login')->with('success', 'Logged out successfully!');
}
}